mitsumi 500ma regulator mm156 f 500ma regulator monolithic ic mm156 f outline this ic is a small, stable power supply with output voltage precision of 2% (when i o = 250ma), maximum output current of 500ma, and i/o voltage difference of 0.3v typ. at 250ma. output noise reduction and output on/off control pins are provided, making it ideal for portable equipment. features 1. no-load current consumption 1.9ma typ. 2. i/o voltage difference 0.3v typ. (i o =250ma) 3. ripple rejection rate 64db typ. (f=120hz, v ripple =1v p - p , i o =250ma) 4. output current 500ma max. 5. output noise voltage 75vrms typ. 6. output voltage rank 1.5 ~ 5.0v (0.1v steps) 7. output on/off control high on, low off package sop-7b applications 1. cordless telephone 2. portable equipment, etc. 14 23 765 sop - 7b (top view) 1 v o 2 nc 3 gnd 4 cn 5 c ont 6 sub 7 v in pin assignment
mitsumi 500ma regulator mm156 f equivalent circuit diagram gnd v in thermal shutdown bias c ont driver limitter current cn reference o v pin description pin no. pin name function equivalent circuit diagram error amp. out v error amp. out v c n 1 v out output pin 2 nc 3 gnd ground 4 cn noise decrease pin
mitsumi 500ma regulator mm156 f pin no. pin name function equivalent circuit diagram c ont 225k 300k v in bias 5 c ont control pin 6 sub substrate the 6pin must be connected to gnd. 7 v in input pin c ont output hon l off absolute maximum ratings (ta=25?) item symbol ratings units storage temperature t stg - 40~+150 c supply voltage v in - 0.3~+12 v allowable loss pd 400 (not attached) mw 950 ( * ) recommended operating conditions item symbol ratings units operating temperature t opr - 30~+85 c output current i out 0~500 ma operating voltage v op v o typ.+0.5~+10 v note: * with the double sided pc board of glass epoxy (copper plane 80%, 192 142 1.2mm)
mitsumi 500ma regulator mm156 f electrical characteristics 1 (except where noted therwise, ta=25?, v cc =9v) electrical characteristics 2 item symbol measurement conditions min. typ. max. units no-load input current i cc io=0ma 1.9 5 ma input current (off) i ccoff v cont =0v 0 1 ? output voltage * 2 v out io=250ma 0.98 1.02 v dropout voltage * 3 v io v in =v o - 0.2v, i o =250ma 0.3 0.5 v line regulation v1 v in =v o +1.5~vo+2.5v, i o =250ma 10 20 mv load regulation v2 io=0~250ma 20 120 mv v out temperature coefficient * 1 v out / t tj= - 30~+85 c 100 ppm/ c ripple rejection * 1 rr f=120hz v ripple =1v, i o =250ma 50 64 db output noise voltage * 1 vn fbw=20~80khz cn=470pf 75 ?rms c ont pin input current i cont v cont =v in 10 20 30 ? c ont pin high threshold level v cont h 1.6 v in +0.3 v c ont pin low threshold level v cont l - 0.3 0.4 v note 1: * 1 the parameter is guaranteed by design. note 2: * 2 please refer to another page. note 3: * 3 the parameter is not guaranteed in the model less than v out =2v. product test output voltage name condisions min. typ. max. mm1561f 1.470 1.5 1.530 mm1561g 1.568 1.6 1.632 mm1561h 1.666 1.7 1.734 mm1561j 1.764 1.8 1.836 mm1561k 1.862 1.9 1.938 mm1562a 1.960 2.0 2.040 mm1562b 2.058 2.1 2.142 mm1562c 2.156 2.2 2.244 mm1562d 2.254 2.3 2.346 mm1562e 2.352 2.4 2.448 mm1562f 2.450 2.5 2.550 mm1562g 2.548 2.6 2.652 mm1562h 2.646 2.7 2.754 mm1562j 2.744 2.8 2.856 mm1562k 2.842 2.9 2.958 mm1563a 2.940 3.0 3.060 mm1563b 3.038 3.1 3.162 mm1563c 3.136 3.2 3.264 mm1563d 3.234 3.3 3.366 mm1563e 3.332 3.4 3.468 mm1563f 3.430 3.5 3.570 mm1563g 3.528 3.6 3.672 io=250ma product test output voltage name condisions min. typ. max. mm1563h 3.626 3.7 3.774 mm1563j 3.724 3.8 3.876 mm1563k 3.822 3.9 3.978 mm1564a 3.920 4.0 4.080 mm1564b 4.018 4.1 4.182 mm1564c 4.116 4.2 4.284 mm1564d 4.214 4.3 4.386 mm1564e 4.312 4.4 4.488 mm1564f 4.410 4.5 4.590 mm1564g 4.508 4.6 4.692 mm1564h 4.606 4.7 4.794 mm1564j 4.704 4.8 4.896 mm1564k 4.802 4.9 4.998 mm1565a 4.900 5.0 5.100 io=250ma output voltage
mitsumi 500ma regulator mm156 f measuring circuit nc 12 gnd 3 sub v in 6 cn 4 c ont 5 o v 7 v a a a c in =1 f ceramic co=2.2 f ceramic * ceramic cn=470pf application circuit nc 12 gnd 3 sub v in 6 cn 4 c ont 5 o v 7 c in =1 f ceramic co=2.2 f ceramic * ceramic cn=470pf input to load note 1. the output capacitor is required between output and gnd to prevent oscillation. 2. use a capacitor that is within the esr characteristics stable range for output capacitor. it is possible to use a ceramic capacitor without esr resistance for output. the ceramic capacitor must be used more than 2.2f and b type temperature characteristics. 3. the wire of vcc and gnd is required to print full ground plane for noise and stability. 4. the input capacitor must be connected a distance of less than 1cm from input pin. 5. the capacitor is connected to cn must have low leakage current characteristics, because cn pin is high impedance. 6. the 6pin (heat sink pin) must be connected to gnd. this pin can be only connected to gnd. 7. in case the output voltage is above the input voltage, the overcurrent flow by internal parasitic diode from output to input. in such application, the external bypass diode must be connected between output and input pin. * temperature characteristics: b type
mitsumi 500ma regulator mm156 f characteristics (3.0v product except where noted therwise, ta=25?, v in =5v, v cont =5v, c in =1 f, c o =2.2 f) output-input voltage input current-input voltage 0.0 6 212 10 8 4 0 input voltage v in (v) 2.0 1.5 1.0 0.5 2.5 3.5 3.0 output voltage v o (v) r l = r l =12 ? r l =6 ? 0.0 6 212 10 8 4 0 input voltage v in (v) 2.0 1.5 1.0 0.5 2.5 3.5 3.0 input current i in (ma) r l = load regulation 2.6 600 200 1000 800 400 0 output current i o (ma) 2.9 2.8 2.7 3.1 3.0 output voltage v o (v) line regulation dropout voltage-output current 2.980 612 10 8 4 input voltage v in (v) 2.990 2.985 3.000 2.995 output voltage v o (v) r l =12 ? 0.0 300 400 500 100 800 600 700 200 0 output current i o (ma) 0.2 0.1 0.5 0.3 0.4 dropout voltage v io (v) v in =2.8v output voltage-junction temperature 2.7 75 100 - 25 150 125 02550 - 50 junction temperature tj ( c) 3.0 2.9 2.8 3.2 3.1 output voltage v o (v) r l =
mitsumi 500ma regulator mm156 f ripple rejection output noise - 80 10 0.1 1000 100 1 0.01 frequency f (khz) - 50 - 40 - 30 - 20 - 60 - 70 0 - 10 ripple rejection rr (db) r l =12 ? cn=0 cn=470pf cn=0.01 f 0 1000 10 10000 100 1 noise reduction capacitor cn (pf) 100 50 200 150 output noise vn ( vrms) r l =12 ? current limit characteristics 0.0 600 200 1000 800 400 0 output current i o (ma) 2.0 1.5 1.0 0.5 2.5 3.5 3.0 output voltage v o (v) gnd pin current esr stability area 0 400 100 800 700 600 500 200 300 0 output current i o (ma) 40 30 20 10 60 50 gnd pin cusrrent i cc (ma) 0.01 300 100 600 400 500 200 0 output current i o (ma) 1 0.1 10 esr ( ? ) cn=0.01 f stable area cn=0,470pf power dissipation 0 150 50 200 100 0 ambient temperature ta ( c) 400 200 1000 800 600 pd (mw) not attached 192 142 1.2mm on board copper plane 80%
mitsumi 500ma regulator mm156 f characteristics (1.8v, 3.0v product except where noted therwise, ta=25?, v in =5v, v cont =5v, c in =1?, c o =2.2 f ) load regulation load regulation 1.5 600 200 800 400 0 output current i o (ma) 1.8 1.7 1.6 2.0 1.9 output voltage v o (v) v o =1.8v 3.0 600 200 1000 800 400 0 output current i o (ma) 3.3 3.2 3.1 3.5 3.4 output voltage v o (v) v o =3.3v output voltage-junction temperature 1.5 25 - 25 150 50 75 100 125 0 - 50 junction temperature tj ( c) 1.8 1.7 1.6 2.0 1.9 output voltage v o (v) v o =1.8v, r l = output voltage-junction temperature esr stability area 3.0 25 - 25 150 50 75 100 125 0 - 50 junction temperature tj ( c) 3.3 3.2 3.1 3.5 3.4 output voltage v o (v) v o =3.3v, r l = 0.01 300 100 600 500 400 200 0 output current i o (ma) 1 0.1 10 esr ( ? ) v o =1.8v stable area esr stability area 0.01 300 100 600 500 400 200 0 output current i o (ma) 1 0.1 10 esr ( ? ) v o =3.3v stable area
mitsumi 500ma regulator mm156 f characteristics (5.0v product except where noted therwise, ta=25?, v in =5v, v cont =5v, c in =1?, c o =2.2?) load regulation 4.7 600 200 1200 1000 800 400 0 output current i o (ma) 5.0 4.9 4.8 5.2 5.1 output voltage v o (v) v o =5.0v output voltage-junction temperature 4.7 25 - 25 150 125 100 75 50 0 - 50 junction temperature tj ( c) 5.0 4.9 4.8 5.2 5.1 output voltage v o (v) v o =5.0v esr stability area 0.01 300 100 600 400 500 200 0 output current i o ( ma) 1 0.1 10 esr ( ? ) v o =5.0v stable area
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